Hair drier



FIG. 1 is a front perspective view of the hair drier showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left view thereof where the right view is a mirror image;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a back perspective view thereof.

The broken lines depict portions of the hair drier that form no part of the claimed design. The dash-dot broken lines define the bounds of the claimed design and form no part thereof. 

CLAIM The ornamental design for a hair drier, as shown and described. 